Pith Number

pith:NIIY2B34

pith:2018:NIIY2B34R277H7RVAYHPEGFYJF

not attested not anchored not stored refs pending

Complete topological classification of Baire spaces functions on ordinals

L. V. Genze, S. P. Gul'ko, T. E. Khmyleva

arxiv:1806.09088 v1 · 2018-06-24 · math.GN · math.FA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NIIY2B34R277H7RVAYHPEGFYJF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:12:30.390428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a118d077c8ebff3fe35060ef218b8494b09db8e4fbe553704f24abf89dd8cf8

Aliases

arxiv: 1806.09088 · arxiv_version: 1806.09088v1 · doi: 10.48550/arxiv.1806.09088 · pith_short_12: NIIY2B34R277 · pith_short_16: NIIY2B34R277H7RV · pith_short_8: NIIY2B34

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/NIIY2B34R277H7RVAYHPEGFYJF \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6a118d077c8ebff3fe35060ef218b8494b09db8e4fbe553704f24abf89dd8cf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90474d03131fc6d1b6207678b9df9ed948b7c63d48066d2477ed2bfa94f9e24e",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2018-06-24T05:38:15Z",
    "title_canon_sha256": "32e1cba9d4237cc5c8b3e189eb8c252037d7a65aa5cc1a044477752cbcbb2746"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.09088",
    "kind": "arxiv",
    "version": 1
  }
}